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phani.kuma |
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package in.shop2020.catalog.dashboard.client;
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import in.shop2020.catalog.dashboard.shared.Utils;
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import com.google.gwt.core.client.GWT;
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import com.google.gwt.event.dom.client.ClickEvent;
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import com.google.gwt.uibinder.client.UiBinder;
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import com.google.gwt.uibinder.client.UiField;
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import com.google.gwt.uibinder.client.UiHandler;
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import com.google.gwt.user.client.Window;
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import com.google.gwt.user.client.ui.Button;
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import com.google.gwt.user.client.ui.DialogBox;
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import com.google.gwt.user.client.ui.ListBox;
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import com.google.gwt.user.client.ui.TextBox;
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import com.google.gwt.user.client.ui.Widget;
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public class VoucherItemDialog extends DialogBox {
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interface Binder extends UiBinder<Widget, VoucherItemDialog> { }
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private static final Binder binder = GWT.create(Binder.class);
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/**
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* Listener for update button click.
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*/
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public interface VoucherUpdateListener{
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boolean onUpdate(String voucherType, long voucherAmount);
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}
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private VoucherUpdateListener voucherUpdateListener;
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@UiField Button closeButton, updateButton;
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@UiField TextBox voucherAmount;
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@UiField ListBox voucherType;
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public VoucherItemDialog() {
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setText("Vouchers");
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setWidget(binder.createAndBindUi(this));
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setAnimationEnabled(true);
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center();
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for(String voucher: Utils.voucherType){
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voucherType.addItem(voucher);
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}
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}
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public VoucherItemDialog(String voucherAmount) {
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this();
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setVoucherAmount(voucherAmount);
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}
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public void setVoucherAmount(String voucherAmount) {
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this.voucherAmount.setText(voucherAmount);
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this.voucherType.setEnabled(false);
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}
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/**
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* listener for click on update button is set in ItemDetails and ItemForm
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* @param voucherUpdateListener
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*/
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public void setVoucherUpdateListener(VoucherUpdateListener voucherUpdateListener) {
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this.voucherUpdateListener = voucherUpdateListener;
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}
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@UiHandler("closeButton")
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void onCloseClicked(ClickEvent event) {
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hide();
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}
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@UiHandler("updateButton")
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void onEditClicked(ClickEvent event) {
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long voucherAmount;
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try {
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voucherAmount = Long.parseLong(this.voucherAmount.getText());
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if(voucherAmount == 0){
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Window.alert("Amount is not valid.");
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return;
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}
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} catch(NumberFormatException ex) {
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Window.alert("Amount format is not valid.");
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return;
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}
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String voucherType = this.voucherType.getItemText(this.voucherType.getSelectedIndex());
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if(voucherUpdateListener.onUpdate(voucherType, voucherAmount)) {
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hide();
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}
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}
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}
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